JPH0234004B2 - - Google Patents

Info

Publication number
JPH0234004B2
JPH0234004B2 JP61058543A JP5854386A JPH0234004B2 JP H0234004 B2 JPH0234004 B2 JP H0234004B2 JP 61058543 A JP61058543 A JP 61058543A JP 5854386 A JP5854386 A JP 5854386A JP H0234004 B2 JPH0234004 B2 JP H0234004B2
Authority
JP
Japan
Prior art keywords
amount
defocus
focusing lens
movement
coefficient
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP61058543A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62215220A (ja
Inventor
Tsunefumi Tanaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP61058543A priority Critical patent/JPS62215220A/ja
Priority to GB8623562A priority patent/GB2181262B/en
Priority to DE19863633592 priority patent/DE3633592A1/de
Publication of JPS62215220A publication Critical patent/JPS62215220A/ja
Publication of JPH0234004B2 publication Critical patent/JPH0234004B2/ja
Priority to US07/573,270 priority patent/US6208811B1/en
Granted legal-status Critical Current

Links

Landscapes

  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP61058543A 1985-10-02 1986-03-17 自動合焦装置 Granted JPS62215220A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP61058543A JPS62215220A (ja) 1986-03-17 1986-03-17 自動合焦装置
GB8623562A GB2181262B (en) 1985-10-02 1986-10-01 Automatic focusing system
DE19863633592 DE3633592A1 (de) 1985-10-02 1986-10-02 Automatisches fokussiersystem
US07/573,270 US6208811B1 (en) 1985-10-02 1990-08-27 Automatic focussing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61058543A JPS62215220A (ja) 1986-03-17 1986-03-17 自動合焦装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP14032688A Division JPH01118110A (ja) 1988-06-07 1988-06-07 自動合焦装置

Publications (2)

Publication Number Publication Date
JPS62215220A JPS62215220A (ja) 1987-09-21
JPH0234004B2 true JPH0234004B2 (enrdf_load_stackoverflow) 1990-08-01

Family

ID=13087357

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61058543A Granted JPS62215220A (ja) 1985-10-02 1986-03-17 自動合焦装置

Country Status (1)

Country Link
JP (1) JPS62215220A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2763002B2 (ja) * 1987-04-13 1998-06-11 オリンパス光学工業株式会社 フオーカシングレンズ駆動装置
JPH01118110A (ja) * 1988-06-07 1989-05-10 Canon Inc 自動合焦装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58217907A (ja) * 1982-06-12 1983-12-19 Nippon Seimitsu Kogyo Kk ズームレンズのフォーカシング方法
JPS599610A (ja) * 1982-07-09 1984-01-19 Hitachi Denshi Ltd 自動合焦装置
JPS59140408A (ja) * 1983-02-01 1984-08-11 Minolta Camera Co Ltd 変倍レンズ
JPH0234005A (ja) * 1988-07-25 1990-02-05 Fujitsu Ltd アンテナの融雪構造

Also Published As

Publication number Publication date
JPS62215220A (ja) 1987-09-21

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term